GBP Endpoint Learning

Learning GBP endpoints over vxlan-gbp tunnels

Change-Id: I1db9fda5a16802d9ad8b4efd4e475614f3b21502
Signed-off-by: Neale Ranns <neale.ranns@cisco.com>

1 files changed, 221 insertions, 0 deletions

diff --git a/test/vpp_l2.py b/test/vpp_l2.py
new file mode 100644
index 00000000000..a6b43efe14c
--- /dev/null
+++ b/test/vpp_l2.py
@@ -0,0 +1,221 @@
+"""
+  L2/BD Types
+
+"""
+
+from vpp_object import *
+from util import mactobinary
+from vpp_ip import VppIpAddress
+from vpp_mac import VppMacAddress
+from vpp_lo_interface import VppLoInterface
+
+
+class L2_PORT_TYPE:
+    NORMAL = 0
+    BVI = 1
+    UU_FWD = 2
+
+
+class BRIDGE_FLAGS:
+    NONE = 0
+    LEARN = 1
+    FWD = 2
+    FLOOD = 4
+    UU_FLOOD = 8
+    ARP_TERM = 16
+
+
+def find_bridge_domain(test, bd_id):
+    bds = test.vapi.bridge_domain_dump(bd_id)
+    return len(bds) == 1
+
+
+def find_bridge_domain_port(test, bd_id, sw_if_index):
+    bds = test.vapi.bridge_domain_dump(bd_id)
+    for bd in bds:
+        for p in bd.sw_if_details:
+            if p.sw_if_index == sw_if_index:
+                return True
+    return False
+
+
+def find_bridge_domain_arp_entry(test, bd_id, mac, ip):
+    vmac = VppMacAddress(mac)
+    vip = VppIpAddress(ip)
+
+    if vip.version == 4:
+        n = 4
+    else:
+        n = 16
+
+    arps = test.vapi.bd_ip_mac_dump(bd_id)
+    for arp in arps:
+        # do IP addr comparison too once .api is fixed...
+        if vmac.bytes == arp.mac_address and \
+           vip.bytes == arp.ip_address[:n]:
+            return True
+    return False
+
+
+def find_l2_fib_entry(test, bd_id, mac, sw_if_index):
+    vmac = VppMacAddress(mac)
+    lfs = test.vapi.l2_fib_table_dump(bd_id)
+    for lf in lfs:
+        if vmac.bytes == lf.mac and sw_if_index == lf.sw_if_index:
+            return True
+    return False
+
+
+class VppBridgeDomain(VppObject):
+
+    def __init__(self, test, bd_id,
+                 flood=1, uu_flood=1, forward=1,
+                 learn=1, arp_term=1):
+        self._test = test
+        self.bd_id = bd_id
+        self.flood = flood
+        self.uu_flood = uu_flood
+        self.forward = forward
+        self.learn = learn
+        self.arp_term = arp_term
+
+    def add_vpp_config(self):
+        self._test.vapi.bridge_domain_add_del(
+            self.bd_id,
+            is_add=1,
+            flood=self.flood,
+            uu_flood=self.uu_flood,
+            forward=self.forward,
+            learn=self.learn,
+            arp_term=self.arp_term)
+        self._test.registry.register(self, self._test.logger)
+
+    def remove_vpp_config(self):
+        self._test.vapi.bridge_domain_add_del(self.bd_id, is_add=0)
+
+    def query_vpp_config(self):
+        return find_bridge_domain(self._test, self.bd_id)
+
+    def __str__(self):
+        return self.object_id()
+
+    def object_id(self):
+        return "bridge-domain-%d" % (self.bd_id)
+
+
+class VppBridgeDomainPort(VppObject):
+
+    def __init__(self, test, bd, itf,
+                 port_type=L2_PORT_TYPE.NORMAL):
+        self._test = test
+        self.bd = bd
+        self.itf = itf
+        self.port_type = port_type
+
+    def add_vpp_config(self):
+        self._test.vapi.sw_interface_set_l2_bridge(
+            self.itf.sw_if_index,
+            self.bd.bd_id,
+            port_type=self.port_type,
+            enable=1)
+        self._test.registry.register(self, self._test.logger)
+
+    def remove_vpp_config(self):
+        self._test.vapi.sw_interface_set_l2_bridge(
+            self.itf.sw_if_index,
+            self.bd.bd_id,
+            port_type=self.port_type,
+            enable=0)
+
+    def query_vpp_config(self):
+        return find_bridge_domain_port(self._test,
+                                       self.bd.bd_id,
+                                       self.itf.sw_if_index)
+
+    def __str__(self):
+        return self.object_id()
+
+    def object_id(self):
+        return "BD-Port-%s-%s" % (self.bd, self.itf)
+
+
+class VppBridgeDomainArpEntry(VppObject):
+
+    def __init__(self, test, bd, mac, ip):
+        self._test = test
+        self.bd = bd
+        self.mac = VppMacAddress(mac)
+        self.ip = VppIpAddress(ip)
+
+    def add_vpp_config(self):
+        self._test.vapi.bd_ip_mac_add_del(
+            self.bd.bd_id,
+            self.mac.encode(),
+            self.ip.encode(),
+            is_add=1)
+        self._test.registry.register(self, self._test.logger)
+
+    def remove_vpp_config(self):
+        self._test.vapi.bd_ip_mac_add_del(
+            self.bd.bd_id,
+            self.mac.encode(),
+            self.ip.encode(),
+            is_add=0)
+
+    def query_vpp_config(self):
+        return find_bridge_domain_arp_entry(self._test,
+                                            self.bd.bd_id,
+                                            self.mac.address,
+                                            self.ip.address)
+
+    def __str__(self):
+        return self.object_id()
+
+    def object_id(self):
+        return "BD-Arp-Entry-%s-%s-%s" % (self.bd, self.mac, self.ip.address)
+
+
+class VppL2FibEntry(VppObject):
+
+    def __init__(self, test, bd, mac, itf,
+                 static_mac=0, filter_mac=0, bvi_mac=-1):
+        self._test = test
+        self.bd = bd
+        self.mac = VppMacAddress(mac)
+        self.itf = itf
+        self.static_mac = static_mac
+        self.filter_mac = filter_mac
+        if bvi_mac == -1:
+            self.bvi_mac = isinstance(self.itf, VppLoInterface)
+        else:
+            self.bvi_mac = bvi_mac
+
+    def add_vpp_config(self):
+        self._test.vapi.l2fib_add_del(
+            self.mac.address,
+            self.bd.bd_id,
+            self.itf.sw_if_index,
+            is_add=1,
+            static_mac=self.static_mac,
+            filter_mac=self.filter_mac,
+            bvi_mac=self.bvi_mac)
+        self._test.registry.register(self, self._test.logger)
+
+    def remove_vpp_config(self):
+        self._test.vapi.l2fib_add_del(
+            self.mac.address,
+            self.bd.bd_id,
+            self.itf.sw_if_index,
+            is_add=0)
+
+    def query_vpp_config(self):
+        return find_l2_fib_entry(self._test,
+                                 self.bd.bd_id,
+                                 self.mac.address,
+                                 self.itf.sw_if_index)
+
+    def __str__(self):
+        return self.object_id()
+
+    def object_id(self):
+        return "L2-Fib-Entry-%s-%s-%s" % (self.bd, self.mac, self.itf)